
pH KD 3.9.4.9 kimia
Quiz
•
Chemistry
•
4th Grade
•
Hard
Sumiati Halil Nawawi
Used 4+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perkembangan pengertian teaksi reduksi dinyatakan dengan tiga hal:
1. Penangkapn elektron
2. Pelepasan oksigen
3. Penurunan bilangan oksidasi
Urutan pengertian reduksi yang benar adalah..
1,2,3
1,3,2
2,3,1
2,1,3
3,2,1
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bilangan oksidasi dari oksigen (O) yang tertinggi terdapat pada senyawa...
H2O
OF2
O2F2
BaO
NaO2
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Spesi berikut ini yang tidak mungkin berfungsi sebagai reduktor adalah..
Na
Na+
Fe2+
H2
Cl
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada reaksi:
Pb + PbO2 + 2 H2SO4 menjadi 2PbSO4 + 2H2O
Pb sebagai oksidtor, PbO2 sebagai refuktor
PbO2 swbaai oksidator, Pb sebagai redutor
Pb sebagai oksidator, H2SO4 sebagai reduktor
H2SO4 sebagai oksidator, Pb sebagai reduktor
H2SO4 sebagai oksidator, PbO2 sebagai reduktor
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada reaksi
2CO + 2 NO menjdi 2CO2 + N2
Bilangan oksidsi N berubah dari..
+2 ke 0
+2 ke +1
+3 ke +1
+3 ke +2
+4 ke 0
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada persamaan reaksi
MnO2 + 2H2SO4 + 2NaI menjadi MnSO4 + Na2SO4 + I2 + 2H2O
Yg berperan sebagai oksidator adalah...
MnSO4
NaI
MnO2
H2SO4
Na2SO4
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada hsil percobaan 5 sendok gula d masukkan ke dalam erlenmeyer di tambah 4 sendok natrium hidroksida di tambah air sambil di goyangkan sampai larut setelah itu di tambh tetes demi tetes kalium permanganat berubah menjadi warna hijau dapt menunjukkan bilangn oksidsi mangan....
+2
+3
+4
+5
+6
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